package com.itheima.text3;

public class MyThread  extends Thread{
        private volatile int count = 0;

        private  Object lock = new Object();


    @Override
    public void run() {

        for (int i = 0; i < 100; i++) {
            synchronized (lock){
                count++;
                System.out.println("已经送了"+count+"个冰淇淋");
            }
        }
    }
}
